Nikolsky, 1899 : Reptiles and amphibians of the Turkestan general-governorship (Herpetologia Turanica). Travel to the Turkestan of the member-founder of the A.P. Fedchenko Society, acomplished on behalf of the Imperial Society of Amateurs of natu Moscow, University Publishing, vol. 2, part. 7, no 23, p. 21–84.